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$434+ Cheap flights from Helena to Philadelphia (HLN - PHL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — PHL
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheap flight deals from Helena to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 30, 2025.

Round-trip from

$481
(United Airlines)

One-way from

$434
(United Airlines)

Popular in

June

Cheapest in

July

Average price

$283
From Helena to Philadelphia
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One-way flight from Helena to Philadelphia
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Helena to Philadelphia

Cheapest flights from Helena to Philadelphia
Explore the most affordable flight options available from Helena to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/132:22 pmHLN - PHL
1 stop6h 47mUnited Airlines
lun. 11/178:08 amPHL - HLN
1 stop7h 19mUnited Airlines
Deal found 7/29$481
This Alaska Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/274:02 pmHLN - PHL
1 stop11h 58mAlaska Airlines
mié. 9/37:22 amPHL - HLN
1 stop9h 59mAlaska Airlines
Deal found 7/30$542
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/135:50 amHLN - PHL
2 stops11h 20mDelta
dom. 8/177:00 amPHL - HLN
1 stop7h 20mDelta
Deal found 7/29$722

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 30, 2025.
Use the filters below to find and compare flights from Helena to Philadelphia that are best for you.

Fly from

Helena

Fly to

Philadelphia

Route

Depart

Return

Price

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

jue. 11/13

2:22 pm-11:09 pm

1 stop6h 47m

Philadelphia

lun. 11/17

8:08 am-1:27 pm

1 stop7h 19m

$481

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

mié. 8/27

4:02 pm-6:00 am

1 stop11h 58m

Philadelphia

mié. 9/3

7:22 am-3:21 pm

1 stop9h 59m

$542

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

mié. 8/13

5:50 am-7:10 pm

2 stops11h 20m

Philadelphia

dom. 8/17

7:00 am-12:20 pm

1 stop7h 20m

$722

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

vie. 8/8

2:34 pm-11:19 pm

1 stop6h 45m

$434

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Helena to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Helena with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Helena to Philadelphia

What is the cheapest month to book a flight from Helena to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Helena to Philadelphia (average of $236). Flying from Helena to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated julio 30, 2025.
Read through reviews of airlines operating flights from Helena to Philadelphia, such as Alaska Airlines, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Helena to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Helena to Philadelphia round-trip?

    Our cheapest airline available from Helena to Philadelphia is United Airlines. Our recent data shows that you can find tickets from as low as $481 on this airline. Additional options worth looking into are Alaska Airlines and Delta, starting at $542 and $722 round-trip. Users have found that United Airlines is 16% cheaper than the other options available to this destination.

  • Can I find deals for flights from Helena to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Helena to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helena to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to Philadelphia.

  • Can I find deals for business class flights from Helena to Philadelphia?

    Yes. Cheapflights offers flight deals from Helena to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Helena to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Helena to Philadelphia (average of $236). Flying from Helena to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Vineland
Wildwood
King of Prussia
Pottstown
Cherry Hill
Ocean City
Chester
Millville
Reading
Ephrata
Camden
Dewey Beach
Dover
Elkton
Essington
Willow Grove
Newark
Exton
Glen Mills
Springfield

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Alternative routes for Helena to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Helena to Philadelphia

Discover the top 2 airlines that operate flights from Helena to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$334Average$653FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$543Average$617FlexibilityNo cancel feeOn-time69%

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